ripper parse event table

ripper_parse_event_table.rb

{
  :BEGIN=>1, 
  :END=>1, 
  :alias=>2, 
  :alias_error=>1, 
  :aref=>2, 
  :aref_field=>2, 
  :arg_ambiguous=>0, 
  :arg_paren=>1, 
  :args_add=>2, 
  :args_add_block=>2, 
  :args_add_star=>2, 
  :args_new=>0, 
  :array=>1, 
  :assign=>2, 
  :assign_error=>1, 
  :assoc_new=>2, 
  :assoclist_from_args=>1, 
  :bare_assoc_hash=>1, 
  :begin=>1, 
  :binary=>3, 
  :block_var=>2, 
  :block_var_add_block=>2, 
  :block_var_add_star=>2, 
  :blockarg=>1, 
  :bodystmt=>4, 
  :brace_block=>2, 
  :break=>1, 
  :call=>3, 
  :case=>2, 
  :class=>3, 
  :class_name_error=>1, 
  :command=>2, 
  :command_call=>4, 
  :const_path_field=>2, 
  :const_path_ref=>2, 
  :const_ref=>1, 
  :def=>3, 
  :defined=>1, 
  :defs=>5, 
  :do_block=>2, 
  :dot2=>2, 
  :dot3=>2, 
  :dyna_symbol=>1, 
  :else=>1, 
  :elsif=>3, 
  :ensure=>1, 
  :excessed_comma=>1, 
  :fcall=>1, 
  :field=>3, 
  :for=>3, 
  :hash=>1, 
  :if=>3, 
  :if_mod=>2, 
  :ifop=>3, 
  :lambda=>2, 
  :magic_comment=>2, 
  :massign=>2, 
  :method_add_arg=>2, 
  :method_add_block=>2, 
  :mlhs_add=>2, 
  :mlhs_add_star=>2, 
  :mlhs_new=>0, 
  :mlhs_paren=>1, 
  :module=>2, 
  :mrhs_add=>2, 
  :mrhs_add_star=>2, 
  :mrhs_new=>0, 
  :mrhs_new_from_args=>1, 
  :next=>1, 
  :opassign=>3, 
  :operator_ambiguous=>2, 
  :param_error=>1, 
  :params=>5, 
  :paren=>1, 
  :parse_error=>1, 
  :program=>1, 
  :qwords_add=>2, 
  :qwords_new=>0, 
  :redo=>0, 
  :regexp_add=>2, 
  :regexp_literal=>2, 
  :regexp_new=>0, 
  :rescue=>4, 
  :rescue_mod=>2, 
  :rest_param=>1, 
  :retry=>0, 
  :return=>1, 
  :return0=>0, 
  :sclass=>2, 
  :stmts_add=>2, 
  :stmts_new=>0, 
  :string_add=>2, 
  :string_concat=>2, 
  :string_content=>0, 
  :string_dvar=>1, 
  :string_embexpr=>1, 
  :string_literal=>1, 
  :super=>1, 
  :symbol=>1, 
  :symbol_literal=>1, 
  :top_const_field=>1, 
  :top_const_ref=>1, 
  :unary=>2, 
  :undef=>1, 
  :unless=>3, 
  :unless_mod=>2, 
  :until=>2, 
  :until_mod=>2, 
  :var_alias=>2, 
  :var_field=>1, 
  :var_ref=>1, 
  :vcall=>1, 
  :void_stmt=>0, 
  :when=>3, 
  :while=>2, 
  :while_mod=>2, 
  :word_add=>2, 
  :word_new=>0, 
  :words_add=>2, 
  :words_new=>0, 
  :xstring_add=>2, 
  :xstring_literal=>1, 
  :xstring_new=>0, 
  :yield=>1, 
  :yield0=>0, 
  :zsuper=>0
}